Patents by Inventor Dolly Batra

Dolly Batra has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Clay/polymer blend as high pH or ionic liquid barrier
    Patent number: 9403974
    Abstract: A composition capable of increased impermeability against the passage of ionic liquids therethrough can include a clay mixed with an anionic and cationic polymer. Such compositions can be provided in geosynthetic liners to provide a hydraulic barrier in aggressive leachate environments.
    Type: Grant
    Filed: July 11, 2014
    Date of Patent: August 2, 2016
    Assignee: AMCOL INTERNATIONAL CORPORATION
    Inventors: Nigel Webb, Dolly Batra, Michael Donovan
  • CLAY/POLYMER BLEND AS HIGH PH OR IONIC LIQUID BARRIER
    Publication number: 20150018594
    Abstract: A composition capable of increased impermeability against the passage of ionic liquids therethrough can include a clay mixed with an anionic and cationic polymer. Such compositions can be provided in geosynthetic liners to provide a hydraulic barrier in aggressive leachate environments.
    Type: Application
    Filed: July 11, 2014
    Publication date: January 15, 2015
    Inventors: Nigel Webb, Dolly Batra, Michael Donovan